SOLUTION: Gerry wants to fence a rectangular field whose area is 1200 Sq m. He has only 100 meters of fencing material so he decides to fence only the three other sides of the rectangle fiel

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Question 1053603: Gerry wants to fence a rectangular field whose area is 1200 Sq m. He has only 100 meters of fencing material so he decides to fence only the three other sides of the rectangle field letting the wall be the fourth side. How wide should the rectangle be?
Answer by ikleyn(52803) About Me  (Show Source):
You can put this solution on YOUR website!
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Gerry wants to fence a rectangular field whose area is 1200 Sq m. He has only 100 meters of fencing material so he decides
to fence only the three other sides of the rectangle field letting the wall be the fourth side. How wide should the rectangle be?
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See the lesson
    - A farmer planning to fence a rectangular area along the river to enclose the maximal area
in this site.

It is precisely a prototype/analogue/sample to your problem.
Read it attentively. Then substitute your data to get the solution.

Also, you have this free of charge online textbook in ALGEBRA-I in this site
    - ALGEBRA-I - YOUR ONLINE TEXTBOOK.

The referred lesson is the part of this online textbook under the topic
"Finding minimum/maximum of quadratic functions".